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BOSTON MARATHON 2023

Renata Do Santos

Bib: 22643•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 47%
Division (F50-54)
#0 / 1207
Top 42%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:26/mi
26:12
↑ 97↓ 3451.5%
10K· 6.21 mi
8:20/mi
52:04
↑ 79↓ 1380.4%
15K· 9.32 mi
8:23/mi
1:18:07
↑ 67↓ 78
20K· 12.43 mi
8:34/mi
1:44:43
↑ 106↓ 860.1%
Half· 13.11 mi
8:26/mi
1:50:28
↑ 19↓ 370.5%
25K· 15.53 mi
8:54/mi
2:12:03
↑ 66↓ 880.2%
30K· 18.64 mi
9:11/mi
2:40:34
↑ 181↓ 1480.2%
20M
9:07/mi
2:52:57
↑ 64↓ 500.2%
21M
10:50/mi
3:03:47
↑ 106↓ 241.6%
35K· 21.75 mi
8:20/mi
3:10:01
↑ 17↓ 861.7%
23M
9:03/mi
3:21:21
↑ 23↓ 630.6%
24M
8:59/mi
3:30:20
↓ 821.3%
40K· 24.85 mi
9:05/mi
3:38:06
↓ 200.3%
25.2M
10:38/mi
3:41:46
↑ 13↓ 160.2%
Finish· 26.22 mi
8:22/mi
3:50:18
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:28
Pace8:26 /mi
2nd Half
Distance13.11 mi
Time1:59:50
Pace9:08 /mi
📊Positive Split: 8.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:3926:128:2626:12
8:26
-
10K
6.21 mi11:46:3152:048:2325:52
8:20
-0:06
15K
9.32 mi12:12:341:18:078:2326:03
8:23
+0:03
20K
12.43 mi12:39:101:44:438:2626:36
8:34
+0:11
Half
13.11 mi12:44:551:50:288:265:45
8:26
-0:08
25K
15.53 mi13:06:302:12:038:3021:35
8:54
+0:28
30K
18.64 mi13:35:012:40:348:3728:31
9:11
+0:17
20M
20.00 mi13:47:242:52:578:3912:23
9:07
-0:04
21M
21.00 mi13:58:143:03:478:4510:50
10:50
+1:43
35K
21.75 mi14:04:283:10:018:446:14
8:20
-2:30
23M
23.00 mi14:15:483:21:218:4511:20
9:03
+0:43
24M
24.00 mi14:24:473:30:208:468:59
8:59
-0:04
40K
24.85 mi14:32:333:38:068:467:46
9:05
+0:06
25.2M
25.20 mi14:36:133:41:468:483:40
10:38
+1:33
Finish
26.22 mi14:44:453:50:188:478:32
8:22
-2:16

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

8:20 /mi

Average Pace

8:47 /mi

Slowest Pace

10:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:38

43% of race

Time at Steady Pace

1:57:10

51% of race

Time at Slower Pace

14:30

6% of race

Average Pace: 8:47 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:20:3926:128:2626:12
8:26
#17121
10K
6.21 mi11:46:3152:048:2325:52
8:20
#17068
15K
9.32 mi12:12:341:18:078:2326:03
8:23
#17081
20K
12.43 mi12:39:101:44:438:2626:36
8:34
#17123
Half
13.11 mi12:44:551:50:288:265:45
8:26
#17128
25K
15.53 mi13:06:302:12:038:3021:35
8:54
#17327
30K
18.64 mi13:35:012:40:348:3728:31
9:11
#17452
20M
20.00 mi13:47:242:52:578:3912:23
9:07
#17403
21M
21.00 mi13:58:143:03:478:4510:50
10:50
#17700
35K
21.75 mi14:04:283:10:018:446:14
8:20
#17571
23M
23.00 mi14:15:483:21:218:4511:20
9:03
#17486
24M
24.00 mi14:24:473:30:208:468:59
8:59
#17479
40K
24.85 mi14:32:333:38:068:467:46
9:05
#17450
25.2M
25.20 mi14:36:133:41:468:483:40
10:38
#17515
Finish
26.22 mi14:44:453:50:188:478:32
8:22
#17409
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi171216010601017065(Top 64%)5963(Top 52%)5963(Top 494%)
10K6.21 mi3.10 mi17068+535962+485962+4817109(Top 64%)5941(Top 52%)5941(Top 492%)
15K9.32 mi3.11 mi17081-135957+55957+517065(Top 64%)5963(Top 52%)5963(Top 494%)
20K12.43 mi3.11 mi17123-426003-466003-4617254(Top 65%)6077(Top 53%)6077(Top 503%)
Half13.11 mi0.68 mi17128-56003600317365(Top 65%)6111(Top 53%)6111(Top 506%)
25K15.53 mi2.42 mi17327-1996137-1346137-13418466(Top 69%)6823(Top 60%)6823(Top 565%)
30K18.64 mi3.11 mi17452-1256227-906227-9018072(Top 68%)6691(Top 59%)6691(Top 554%)
20M20.00 mi1.36 mi17403+496220+76220+717145(Top 64%)6254(Top 55%)6254(Top 518%)
21M21.00 mi1.00 mi17700-2976411-1916411-19120465(Top 77%)8175(Top 72%)8175(Top 677%)
35K21.75 mi0.75 mi17571+1296352+596352+5914362(Top 54%)4779(Top 42%)4779(Top 396%)
23M23.00 mi1.25 mi17486+856314+386314+3816339(Top 61%)5939(Top 52%)5939(Top 492%)
24M24.00 mi1.00 mi17479+76312+26312+217170(Top 64%)6449(Top 56%)6449(Top 534%)
40K24.85 mi0.85 mi17450+296314-26314-216584(Top 62%)6174(Top 54%)6174(Top 512%)
25.2M25.20 mi0.35 mi17515-656358-446358-4419521(Top 73%)7786(Top 68%)7786(Top 645%)
Finish26.22 mi1.02 mi17409+1066310+486310+4814606(Top 55%)5057(Top 44%)5057(Top 419%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21story building
+97ft-345ft

Overall

17065

Females

5963

F50-54

5963

5K→10K

3.1 - 6.2 mi

Top 64%
×5story building
+79ft-138ft

Overall

17109

Females

5941

F50-54

5941

10K→15K

6.2 - 9.3 mi

Top 64%
×3story building
+67ft-78ft

Overall

17065

Females

5963

F50-54

5963

15K→20K

9.3 - 12.4 mi

Top 65%
×5story building
+106ft-86ft

Overall

17254

Females

6077

F50-54

6077

20K→Half

12.4 - 13.1 mi

Top 65%
×2story building
+19ft-37ft

Overall

17365

Females

6111

F50-54

6111

Half→25K

13.1 - 15.5 mi

Top 69%
×4story building
+66ft-88ft

Overall

18466

Females

6823

F50-54

6823

25K→30K

15.5 - 18.6 mi

Top 68%
×9story building
+181ft-148ft

Overall

18072

Females

6691

F50-54

6691

30K→20M

18.6 - 20.0 mi

Top 64%
×5story building
+64ft-50ft

Overall

17145

Females

6254

F50-54

6254

20M→21M

20.0 - 21.0 mi

Top 77%
×8story building
+106ft-24ft

Overall

20465

Females

8175

F50-54

8175

21M→35K

21.0 - 21.8 mi

Top 54%
×7story building
+17ft-86ft

Overall

14362

Females

4779

F50-54

4779

35K→23M

21.8 - 23.0 mi

Top 61%
×5story building
+23ft-63ft

Overall

16339

Females

5939

F50-54

5939

23M→24M

23.0 - 24.0 mi

Top 64%
×6story building
+12ft-82ft

Overall

17170

Females

6449

F50-54

6449

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

16584

Females

6174

F50-54

6174

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

19521

Females

7786

F50-54

7786

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2story building
+22ft-21ft

Overall

14606

Females

5057

F50-54

5057

Passing Analysis

Category:
Athletes Passed
1580
Passed By
1868
Net Change
-288
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17121
5K → 10K349296+53#17121#17068
10K → 15K183196-13#17068#17081
15K → 20K165207-42#17081#17123
20K → Half2429-5#17123#17128
Half → 25K74273-199#17128#17327
25K → 30K127252-125#17327#17452
30K → 20M10758+49#17452#17403
20M → 21M21318-297#17403#17700
21M → 35K1356+129#17700#17571
35K → 23M13146+85#17571#17486
23M → 24M6053+7#17486#17479
24M → 40K7142+29#17479#17450
40K → 25.2M1782-65#17450#17515
25.2M → Finish11610+106#17515#17409
TOTALS15801868-288
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing